we are Haiyan everbright co.,ltd who was specialized in the stainless steel more than ten years. Please check our main products as following:1. SEAMLESS STAINLESS STEEL PIPES1) Type: austenitic2) Process method: cold drawn and cold rolled.3) Outside Diameter.: from 6 to 650mm4) Thickness.: Schdeule 5S, 10S ,40S , 80S , 160 , XXS5) Grades: 321 304 304L 316 316L 321 310S 317L 347 347H 304H 321H 304LN6) Standards: ASTM (ASME)A213/A213M (SA213/SA213M),A269/A269M A312/A312M (SA312/SA312M), A1016/A1016M 7)Inspection: eddy current controller,Ultrasonic flaw detector and Direct-read spectrum.8) Surface: Pickled and annealed9)Equipments: a. Medium Frequency induction furnace(made in usa): 230 tonsb. Electric arc furnace: 130tonc. Argon-Oxygen decarbonization: 230 tonsd. piercing lines: 4 lines( diameter: from 50 to 240mm)e. cold drawing lines: 18 lines(diameter: from 6 to 650mm)f. cold rolling lines: 6 lines( diameter: from 16 to 159mm)2. WELDED STAINLESS STEEL TUBE1) Type: austenitic2) Process method: welded.3) O.D.: 13.8 to 1100mm ( square tube: 15MM 15MM to 50MM 50MM)4) Thickness: from 0.6 to 25mm5) Grades: 202, 301, 321,304,304L,316,316L,321Grades6) Standards: ASTM (ASME)A312/A312M A554A7787) Surface: Pickled and annealed for industrial tubes, Polished for decorate tubes( from 180G to 600G).8)Equipments:a. automatic manufacturing line: 18 linesb. annealed line: 1 linec. automatic polishing machine: 3linesd.straightness and rounding maching: 12 sets.e: inspection : 1 set of hydraulic pressure testing, 1set of eddy current controller. We can promise the best prices with the good quality.Hope we can established the long business relations.And you will find our prices and quality is the best for your markets.